code: def test_read_no_band(self):
      with rasterio.open("tests/data/no_band.h5") as s:
          self.assertEqual(s.count, 0)
          self.assertEqual(s.meta["dtype"], "float_")
          self.assertIsNone(s.meta["nodata"])
          self.assertRaises(ValueError, s.read)
  
imports: from hashlib import md5
  import unittest
  import numpy
  import pytest
  import rasterio
  from rasterio.errors import DatasetIOShapeError
label_desc: Use image node_id 14 for calling the ReaderContextTest obj's underlying member method code with example usage: obj.test_read_no_band() without return types